diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
deleted file mode 100644
index 5d4c59b..0000000
--- a/.github/workflows/ci.yml
+++ /dev/null
@@ -1,74 +0,0 @@
-name: CI
-
-on:
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main ]
-
-env:
-  CARGO_TERM_COLOR: always
-
-jobs:
-  test:
-    name: Test Suite
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        rust:
-          - stable
-          - beta
-          - 1.66.0  # MSRV from Cargo.toml
-    steps:
-    - uses: actions/checkout@v4
-    - uses: dtolnay/rust-toolchain@master
-      with:
-        toolchain: ${{ matrix.rust }}
-    - uses: Swatinem/rust-cache@v2
-    - name: Use MSRV lockfile for minimum version testing
-      if: matrix.rust == '1.66.0'
-      run: cp Cargo.lock.msrv Cargo.lock
-    - name: Run tests
-      run: cargo test --verbose
-    - name: Run tests with all features
-      run: cargo test --all-features --verbose
-
-  feature-tests:
-    name: Feature Tests
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        features:
-          - "text"
-          - "unicode"
-          - "bytes"
-          - "inline"
-          - "serde"
-          - "text,unicode"
-          - "text,bytes"
-          - "text,inline"
-          - "text,serde"
-          - "text,unicode,bytes"
-          - "text,unicode,inline"
-          - "text,unicode,serde"
-          - "text,bytes,inline"
-          - "text,bytes,serde"
-          - "text,inline,serde"
-          - "unicode,bytes,inline,serde"
-    steps:
-    - uses: actions/checkout@v4
-    - uses: dtolnay/rust-toolchain@stable
-    - uses: Swatinem/rust-cache@v2
-    - name: Test with features ${{ matrix.features }}
-      run: cargo test --features ${{ matrix.features }} --verbose
-
-  fmt:
-    name: Rustfmt
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-    - uses: dtolnay/rust-toolchain@stable
-      with:
-        components: rustfmt
-    - name: Run rustfmt
-      run: cargo fmt --all -- --check
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 7240575..e6d5226 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -16,14 +16,14 @@ jobs:
         run: make test
 
   build-stable:
-    name: Build on 1.60.0
+    name: Build on 1.66.0
     runs-on: ubuntu-latest
 
     steps:
       - uses: actions/checkout@v3
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: 1.60.0
+          toolchain: 1.66.0
       - name: Use Cargo.lock.msrv
         run: cp Cargo.lock.msrv Cargo.lock
       - name: Test